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The nucleus and an atom can be assumed t...

The nucleus and an atom can be assumed to be shperical the radiuys of the nucleus of mass number a is given by `1.25 xx10^(-13) xx A^(1//3)` the atomic radius of atoms is 1 A if the mass number is 64 the fraction of the atomic volume that is occupied by nucleus is

A

`1.0xx10^(-3)`

B

`5.0xx10^(-5)`

C

`2.5xx10^(-2)`

D

`1.25xx10^(-13)`

Text Solution

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The correct Answer is:
D
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